code: def testShapeError(self):
      with self.assertRaisesRegex(
          ValueError, "must have the same shape"
      ):
          nn_impl.sigmoid_cross_entropy_with_logits(
              labels=[1, 2, 3], logits=[[2, 1]]
          )
  
imports: import math
  import numpy
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import gradient_checker
  from tensorflow.python.ops import gradients_impl
  from tensorflow.python.ops import nn_impl
  import tensorflow.python.ops.nn_grad
  from tensorflow.python.platform import test
label_desc: Use image node_id 8 for calling the SigmoidCrossEntropyWithLogitsTest obj's underlying member method code with example usage: obj.testShapeError() without return types